@article {14194,
	title = {Orbital-Free Kinetic-Energy Density Functionals with a Density-Dependent Kernel},
	journal = {Phys. Rev. B },
	volume = {60},
	year = {1999},
	pages = {16350-16358},
	author = {Y. A. Wang and N. Govind and E. A. Carter*}
}
